Product description High quality plunger numbering machine Plunger numbering machine, used for offset printing machine Frame size: 4x8 cicero(18x36mm) 6 digits( can do 6 digits, 7 digits, 8 digits) Font height: 4mm gothic( optional) Backward or forward With lock wheel or not 100% steel Special desigh is available Packing: 1pcs/carton